Caledonia county : town of Danville, E end of Keiser Pond. Elevation ca. 410 m. Shallow pond surrounded by forest with Thuja occidentalis, Tsuga canadensis, Fraxinus americana, Prunus serotina, Betula spp. and Acer spp.
ARGENTEUIL CO., 1 mile east of Marelan (flag stop, Montreal-Ottawa North Shore Line of CPR; 4 miles NE of Hawkesbury, Ont.) Cedar swamp. Abundant. Foliage bright green.